Z. CHAUNA. / 



Chauna fidelis, part., Itanz. Elem. di Zool. iii. 8, p. 33 (1825). 

 Palamedea cristata, Sw. Class. B. ii. p. 351 (1837) {ex PI. Col. 219). 

 Palamedea lophyra, Natt. Cat. MS., teste Felz. Orn. Bras. p. 314 

 (1870). 



Adult male. General colour dark grey ; upper parts glossy slate- 

 grey, underparts jjaler, belly whitish ; chin and cheeks whitish 

 grey ; middle part of the neck black, with a naked ring all round ; 

 occipital crest dark grey ; feathers of the brea.st slaty grey, paler on 

 the edges ; smaller wing-coverts along the cubit with pale edges ; 

 primary-coverts white on the inner edges, the innermost also on the 

 outer ; inner primaries white at the base ; under wing-coverts 

 white ; tail slaty black : bill (?) ; iris brown ; feet red. Total 

 length about 36 inches, wing 20-5, tail 9, culmen 1-5, tarsus 4-5. 



Female. Similar. 



Young in down. Of a yellow-brown colour ; head light rust- 

 colour, neck pale grey, back pale chocolate ; wings and breast grey : 

 iris wood-brown ; feet brick-red {Dia-nford). 



Hub. Argentine Eepublic, Paraguay, Uruguay, and Southern 

 Brazil. 



a, b. 2 ad. st. [Cayenne.] Purchased. 



c. 2 ad. sk. Eio Guapor(5, July {Nat- Salviu-Godman Coll. 



terer). 



d. <S juv. St. Paraguay. ' J. H. Gurnev, Esq. 



[P.]. 



e. 2 ad. sk. La Plata, Nov. {E. W. White). Salvin-Godman Coll. 

 /. Juv. St. Buenos Ayres. Purchased. 



q. Pull. sk. Buenos Ayre^, Feb. H. Durnford, Esq. 



[C.]. 

 A. Skeleton. Zool. Soc. 



